Norwalk in New Hampshire

In 2002, there were 35 outbreaks of acute gastroenteritis
that stemmed from an infection with norovirus (Norwalk).These outbreaks occurred predominantly
in assisted-living facilities, although a few occurred in restaurants, schools
and summer camps.The majority
happened during the winter (29/35 occurred between November and December).The majority of the outbreaks occurred
via foodborne and waterborne transmission.Most cases resolved after 48 hours.

Nowalk Needles New York
2003!

In a little over a year, there were 66 outbreaks of
norovirus infection investigated by the New York Department of Health and
Mental Hygiene.The location of
the outbreaks were consistent with the epidemiology of previous outbreaks.The outbreaks occurred mostly in
nursing homes and rehabilitation facilities, with a few occurring in hospitals
and restaurants.Like previous
incidents, all major symptoms resolved within 48 hours.